Glyoxal in California

Glyoxal is a synthetic chemical used for production of paper coatings, textiles and polymers and as an intermediate for making other chemicals; it is used as a disinfectant in medicine and may form as a byproduct of tap water ozonation.

The Most Polluted Communities in California

3 water utilities reported detecting Glyoxal in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies